Do you have an innovative solution to gain value from waste? Join the MIT Yunus Challenge 2012! 

The 2012 Yunus Challenge calls for innovative solutions to gaining value from waste, including both systems and technologies for improvements in (but not limited to): solid waste management, biowaste, electronic waste, medical equipment waste, wastewater, and industrial scrap, as well as the well-being of wastepickers and their livelihoods. Solutions should be designed for implementation in communities living at or below the poverty level.

Direct link http://web.mit.edu/idi/yunus_2012.htm.